The Cornell Lab Bird Academy › Discussion Groups › Art and Photography › hummingbird Viewing 1 reply thread valeriaParticipant Chirps: 11 kalnin , You must be logged in to reply to this topic. valeriaParticipant Chirps: 11 kalnin KunlingParticipant Chirps: 19 Cindy35 Wow! What kind of pens did you use? Colored pencils? Viewing 1 reply thread